Seiko Cal. 3897 - 391

This Hand-Winding model from 1994 features a 44mm PVD Black case. Powered by the 3897 caliber with 22j jewels beating at 21,600 bph, it delivers a 65 hours power reserve. [seikata-wm-01efb6698772]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

44mm

Case Thickness

11.6mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

160m

Dial Color

White

Jewels

22j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1994

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